Deck 18: Special Occupancies

Question 1

A fixed stage switchboard shall contain ____ devices for all branch circuits supplied by that switchboard.

A) current distribution
B) overcurrent protective
C) current load monitoring
D) light dimming

Answer 1

B

Question 2

Footlights, border lights, and proscenium sidelights should be arranged so that no branch circuit supplying such equipment carries more than a ____-ampere load.

A) 15
B) 20
C) 25
D) 50

Answer 2

B

Question 3

Portable luminaires and work lights used on motion picture or television sets shall have ____, and guards.

A) rigid cords, standard application sockets
B) flexible cords, standard application sockets
C) flexible cords, composition or metal-sheathed porcelain sockets
D) rigid cords, composition or metal-sheathed porcelain sockets

Answer 3

C

Question 4

A power distribution box containing receptacles and overcurrent devices is a ____.

A) squid
B) circuit/power hybrid
C) power strip
D) portable power distribution unit

Question 5

Assembly occupancies are buildings, or portions of buildings, designed (or intended) for the assembly of ____ or more persons.

A) 50
B) 100
C) 500
D) 1000

Question 6

Stage effects and electrical equipment used as stage properties can be wired with ____ or cables where protected from physical damage and secured to the scenery by approved cable ties or insulated staples.

A) standard single strand cable
B) single- or multiconductor listed flexible cords
C) dual-strand rigid copper wire
D) single-strand copper wire

Question 7

A specific area set up with temporary scenery and properties planned for a particular motion picture or television production scene is referred to as ____.

A) stage set
B) sound stage
C) period set
D) historical set

Question 8

Lamps in cellulose nitrate film storage vaults shall be installed in rigid luminaires of the ____ type.

A) standard hinged cover
B) wired bracket cover
C) socket bulb
D) glass-enclosed and gasketed

Question 9

A metal wireway containing pendant or flush receptacles is a ____.

A) receptacle bar
B) connector strip
C) flush strip
D) pendant raceway

Question 10

An adapter used to join a multipole connector (containing two or more branch circuits) to multiple individual branch-circuit connectors is a(n) ____.

A) breakout assembly
B) branch assembly
C) adapter package
D) pole connector

Question 11

Single-pole portable cable connectors for a portable switchboard on stage, where used, shall be listed and ____.

A) of the locking type
B) connected to a branch circuit
C) connected to a receptacle
D) of the unlocking type

Question 12

Dimmers installed in ungrounded conductors shall have overcurrent protection no greater than ____% of the dimmer rating and shall be disconnected from all ungrounded conductors when the dimmer's master or individual switch (or circuit breaker) is in the open position.

A) 100
B) 112
C) 125
D) 150

Question 13

An adapter cable containing one male plug and two female cord connectors used to join two loads to one branch circuit is referred to as a ____.

A) branch-off
B) bonder
C) two-fer
D) split branch

Question 14

A permanently installed overhead strip light is a ____.

A) footlight
B) headlight
C) border light
D) track light

Question 15

____ branch circuit supplying receptacle(s) can also supply stage set lighting.

A) Only a 50-ampere
B) Only a 100-ampere
C) Only a 150-ampere
D) Any size

Question 16

Egress lighting for carnivals, circuses, and fairs shall not ____.

A) contain branch circuits
B) contain metal raceways
C) be integrated into a central switchboard
D) be protected by a GFCI protection device

Question 17

Motors and other rotating electrical machinery in agricultural buildings shall either be totally enclosed or designed to minimize the entrance of ____.

A) ambient static charges
B) dust, moisture, or corrosive particles
C) lightning off-charges
D) grain/seed dust

Question 18

____ planes shall be connected to the electrical grounding system.

A) Equidistant
B) Equilateral
C) Equipotential
D) Equipositional

Question 19

Portable structures shall not be located under or within a space that is located 15 ft (4.5 m) horizontally and extending vertically to grade of conductors operating in excess of ____ volts.

A) 600
B) 750
C) 900
D) 1000

Question 20

The bonding conductor shall be solid copper, insulated, covered or bare, and not smaller than ____.

A) 2 AWG
B) 4 AWG
C) 6 AWG
D) 8 AWG

Question 21

An ____ plane is an area where a wire mesh (or other conductive element) is (1) embedded in or placed under concrete; (2) bonded to all metal structures and fixed nonelectrical equipment that could become energized; and (3) connected to the electrical grounding system.

A) equidistant
B) equilateral
C) equipotential
D) equipositional

Question 22

The attachment plug cap in a mobile home shall be a ____, rated 50 amperes, 125/250 volts.

A) 3-pole, 4-wire, grounding type
B) 2-pole, 4-wire, grounding type
C) 3-pole, 4-wire, grounding type
D) 2-pole, 6-wire, grounding type

Question 23

At least 70% of all electrically supplied recreational vehicle sites in a recreational vehicle park shall be equipped with a _____ receptacle.

A) 20-ampere, 125-volt
B) 30-ampere, 125-volt
C) 40-ampere, 250-volt
D) 60-ampere, 250-volt

Question 24

The means of bonding to wire mesh or conductive elements in agricultural buildings shall be by ____ or clamps of brass, copper, copper alloy, or an equally substantial approved means.

A) pressure connectors
B) standard solders
C) copper-based welds
D) aluminum welds

Question 25

If a pipe heating cable outlet is installed in a manufactured home, the outlet shall be ____.

A) located within 1 ft (300 mm)of the cold water inlet
B) located within 2 ft (600 mm) of the cold water inlet
C) located within 3 ft (900 mm) of the cold water inlet
D) located within 4 ft (1.2 m) of the cold water inlet

Question 26

A cord in a motor home can be installed within the walls, provided a ____ is installed from the branch-circuit panelboard to the underside of the mobile home floor.

A) portable receptacle
B) permanent receptacle
C) circuit branch
D) continuous raceway